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In mathematics. Six is the smallest positive integer which is neither a square number nor a prime number. It is the second smallest composite number after four, equal to the sum and the product of its three proper divisors ( 1, 2 and 3 ). [1] As such, 6 is the only number that is both the sum and product of three consecutive positive numbers.
Tonga (/ˈtɒŋə/ TONG-ə, /ˈtɒŋɡə/ TONG-gə;[a] Tongan: [ˈtoŋa]), officially the Kingdom of Tonga (Tongan: Puleʻanga Fakatuʻi ʻo Tonga), is an island country in Polynesia, part of Oceania. The country has 171 islands – of which 45 are inhabited.[1] Its total surface area is about 750 km2 (290 sq mi), scattered over 700,000 km2 ...
The green sea turtle (Chelonia mydas), also known as the green turtle, black (sea) turtle or Pacific green turtle, is a species of large sea turtle of the family Cheloniidae.It is the only species in the genus Chelonia. Its range extends throughout tropical and subtropical seas around the world, with two distinct populations in the Atlantic and Pacific Oceans, but it is also found in the ...
The demon core (like the core used in the bombing of Nagasaki) was, when assembled, a solid 6.2-kilogram (14 lb) sphere measuring 8.9 centimeters (3.5 in) in diameter. It consisted of three parts: two plutonium-gallium hemispheres and a ring, designed to keep neutron flux from "jetting" out of the joined surface between the hemispheres during ...
2 (two) is a number, numeral and digit. It is the natural number following 1 and preceding 3. It is the smallest and only even prime number. Because it forms the basis of a duality, it has religious and spiritual significance in many cultures.
Dame Jane Morris Goodall DBE (/ ˈ ɡ ʊ d ɔː l /; born Valerie Jane Morris-Goodall; 3 April 1934), formerly Baroness Jane van Lawick-Goodall, is an English primatologist and anthropologist. She is considered the world's foremost expert on chimpanzees, after 60 years' studying the social and family interactions of wild chimpanzees.. Goodall first went to Gombe Stream National Park in ...
Boeing E-4. The Boeing E-4 Advanced Airborne Command Post ( AACP ), the current "Nightwatch" aircraft, [2] is a strategic command and control military aircraft operated by the United States Air Force (USAF). The E-4 series are specially modified from the Boeing 747-200B for the National Emergency Airborne Command Post ( NEACP) program.
